328156920021

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{2056933}}^1$

素因数の和:2057121

約数の個数: 32

約数和(自身を含む): 511831001088

約数和(自身を除く): 183674081067

約数列:

[1, 3, 7, 21, 71, 107, 213, 321, 497, 749, 1491, 2247, 7597, 22791, 53179, 159537, 2056933, 6170799, 14398531, 43195593, 146042243, 220091831, 438126729, 660275493, 1022295701, 1540642817, 3066887103, 4621928451, 15626520001, 46879560003, 109385640007, 328156920021]

約数ペア:

[(1, 328156920021), (3, 109385640007), (7, 46879560003), (21, 15626520001), (71, 4621928451), (107, 3066887103), (213, 1540642817), (321, 1022295701), (497, 660275493), (749, 438126729), (1491, 220091831), (2247, 146042243), (7597, 43195593), (22791, 14398531), (53179, 6170799), (159537, 2056933)]